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19 July 2021 | Story Lunga Luthuli | Photo Supplied
Fletcher Hiten, Chief Bioanalyst at FARMOVS, next to Aurora.

The Bioanalytical Services Division (BASD) at FARMOVS comprises a group of skilled and passionate scientists involved in the quantification of drugs, metabolites, and biomarkers in various biological matrices. One of their Analytical Science experts, Fletcher Hiten, explains what sets their team apart from the rest.

“Over the past 47 years, we have developed almost 600 validated assay methods. Most of these methods are for the analysis of ‘small’ molecules using chromatographic techniques such as LC-MS/MS, GC-MS, and HPLC, although LC-MS/MS is the technique of choice. New bioanalytical assays are continuously being development and validated in adherence to international regulatory guidelines set by the US-FDA and European Medicines Agency (EMA),” says Hiten.

“Recently, we decided to enhance our capabilities by recruiting exceptional talent. The newest member of the FARMOVS team is Aurora, a SCIEX Triple Quad™ 7500 LC-MS/MS mass analyser. Aurora is Latin for ‘dawn’: the beginning of a new era, especially one considered favourable. The SCIEX 7500 is currently marketed as the most sensitive triple quadrupole mass spectrometer available, allowing for sub-picogram/ml quantification. This means that Aurora will set FARMOVS apart from other clinical research organisations (CROs), creating an exciting and favourable landscape for clients to explore new partners in research.” 

Hiten stated: “If there was ever a time to move your next study to FARMOVS, it is now. To have Aurora on our team has many advantages, given that our clients can access unprecedented analytical sensitivity, which enables the quantification of pharmacokinetic (PK) profiles of drugs that have very low systemic absorption. These include predominantly local acting drugs, such as plasma concentrations of respiratory drugs (e.g., tiotropium and ipratropium), topically applied creams and ointments, and ophthalmology drops with ultra-sensitivity.”

“In addition, the quantification of drugs in low-volume matrices will also be exponentially enhanced, enabling the quantification of body fluids, where only a few microlitres can be collected, for example vaginal fluid, dried blood spots, cerebrospinal fluid, aqueous humour, synovial fluid, and epidermal micro-dialysis lysate – to name a few. The quantification of absorbed exogenous drugs into tissue, like vaginal biopsies and hair follicles, is also possible,” added Hiten. 

“And finally, multiple analyte analysis. In this case, the collected blood sample needs to be split into multiple aliquots for analysis, for example drug-drug interaction (DDI) studies with the Basel cocktail. The smaller sample volumes will allow more frequent sampling to be feasible and thus more accurate DDI interpretation,” Hiten explains.

“As a bio-analyst, one is seldom surprised. However, Aurora has already opened doors to new frontiers for our entire team and we cannot wait to do some more exploration,” says Hiten. 

To find out more about what Aurora and the FARMOVS team can do for your study, email business@farmovs.com

News Archive

Chemistry gets substantial grants
2013-06-10

 

At the experimental setup of the high temperature reduction oven for research in heterogeneous catalysis are, front from left: Maretha Serdyn (MNS Cluster prestige PhD bursar), Nceba Magqi (Sasol employee busy with his MSc in Chemistry) and Dr Alice Brink (Formal MNS Cluster postdoctoral fellow and lecturer in Inorganic Chemistry); back Profs Jannie Swarts (Head: Physical Chemistry), André Roodt, and Ben Bezuidenhoudt (Sasol Professor in Organic and Process Chemistry).
10 June 2013

Three research groups in the Department of Chemistry received substantial grants to the value of R4,55 million. The funding includes bursaries for students and post-doctoral fellows, mobility grants, running costs and equipment support, as well as dedicated funds for two young scientists in the UFS Prestige Scholar Programme, Drs Lizette Erasmus and Alice Brink.

The funding comes from Sasol, the THRIP programme of the National Research Foundation (NRF) and PetLabs Pharmaceuticals for the overarching thrust in Organic Synthesis, Homogeneous and Heterogeneous Catalysis. The programme has a broad focuse on different fundamental and applied aspects of process chemistry. Research groups of Profs Andreas Roodt (Inorganic), Jannie Swarts (Physical) and Ben Bezuidenhoudt (Organic / Process), principal members of the focus area of (Green) Petrochemicals in the Materials and Nanosciences Strategic Research Cluster (MNS Cluster) will benefit from the grant.

This funding was granted based on the continued and high-level outputs by the groups, which resulted in more than 40 papers featuring in international chemistry publications in merely the past year. A few papers also appeared in the top experimental inorganic chemistry journal from the American Chemical Society, Inorganic Chemistry. These high-impact papers address important issues in catalysis under the UFS Material and Nanosciences Research Cluster initiative, as well as other aspects of fundamental chemistry, but with an applied approach and focus.

Prof Andreas Roodt, Distinguished Professor and Chairperson of the Department of Chemistry, said the grants will enable the three research groups to move forward in their respective research areas associated with petrochemicals and other projects, and enable additional students in the department to benefit from it. It will also ensure that these groups can continue and maintain their research on different molecular and nano-scale materials. Current experiments include conversions under extremely high gas pressures (typical 100 times that in motor car tyres). This takes place at the molecular level and at preselected nano-surfaces, to convert cheaper feed-stream starting materials into higher value-added products for use as special additives in gasoline and other speciality chemicals.

The funding support forms part of the Hub-and-Spoke initiative at Sasol under which certain universities and specifically the UFS Department of Chemistry have been identified for strategic support for research and development. The department and the UFS gratefully acknowledge this continued and generous support from all parties concerned.

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